Sieglinde of Catarina is the daughter of Siegmeyer of Catarina and a non-playable character in Dark Souls. Traveling Lordran in search of her father, she can be found in a Golden Crystal Golem in the area between The Duke's Archives and the Crystal Caves.
Sieglinde is on a quest to find her father, who left Sieglinde and her ill mother not long ago in search of adventure. Wishing to impart her mother's last words onto Siegmeyer, she eventually finds him in Ash Lake, hollow.